94.74% is the change from 342 to 666
Calculation steps:
[( 666 - 342 ) ÷ 342] x 100 = 94.74%
Formula
Percentage change = [(666 - 342) / 342] x 100
Subtract the new number by the original number
666 - 342 = 324
324 ÷ 342 = 0.9473684210526315
0.9473684210526315 x 100 = 94.74%